Reels Time-Based Ad Injection Across Surfaces
MetaImplemented a cross-surface injection system at Meta that converts unmonetized dwell time into Reels ad impressions using a custom Android session tracker.
KotlinAndroidAds SDKMeta+4 more
I'm Dhruval! š
Open to new opportunitiesBuilding scalable mobile
experiences used by billions.
Mobile App Engineer @ Meta (Instagram)
How I Work
Learn more about how I workI believe in shipping early and iterating fast. I write code that's simple to read, easy to change, and focused on real user impact. I care about owning outcomes end-to-end, not just closing tickets.
Ship, then iterate
Get a working version out early. Refine based on real feedback, not assumptions.
Simplicity over cleverness
Code should be easy to read, change, and delete. Boring is usually better.
Own the outcome
Think beyond the ticket. Focus on what the user actually needs.
Design for change
Write modular code that adapts. Requirements will change, and that's okay.
Featured Projects
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View allRefactoring a System Without Breaking Users
5 min read
Strategies for large-scale refactors that keep production stable, covering parallel runs, feature flags, gradual migrations, and verification techniques.
Design Trade-offs I'd Make Differently Today
5 min read
A retrospective on architectural decisions that seemed right at the time but aged poorly, and what I would choose instead with the benefit of hindsight.
Designing an Offline-First Sync Engine for Mobile Apps
7 min read
A deep dive into building a reliable sync engine that keeps mobile apps functional without connectivity, covering conflict resolution, queue management, and real-world trade-offs.